up previous next

Iroot

Syntax

Iroot(N:INT, R: INT):INT
    

Summary

integer part of r-th root of an integer

Description

This function computes the R-th root of an integer. If the argument is not a perfect R-th power it returns the integer part of the root.

example

    
Iroot(25, 2);
5
-------------------------------
Iroot(99, 3);
4
-------------------------------
Iroot(-1, 3);
-1
-------------------------------
        
    

See Also